Which isolated tribe inhabits North Sentinel Island in the Bay of Bengal? The Sentinelese The Huaorani The Yanomami The Maasai None Which country has the highest number of known uncontacted tribes? Brazil Australia India Canada None What is the main threat to the survival of uncontacted tribes in the Amazon rainforest? Tourism Deforestation Global warming Urbanization None What is the term used for the first peaceful encounter with an uncontacted tribe? Integration Assimilation First contact Colonization None Which uncontacted tribe is found in the remote forests of Peru and Brazil? The Kayapo The Mashco-Piro The Zulu The Inuit None Time's up